TrustVare OST to EML Converter Software is professional; users can quickly and simply convert Outlook OST files to the EML file format. Because of the software's intuitive interface, users of all experience levels can convert emails instantaneously without erasing any formatting or data. To provide users peace of mind that the email will be translated correctly, the software also stores all email properties, such as the attachments, subject, date, etc. The software works with all versions of Windows OS and Microsoft Outlook. For those of you who are thinking about exporting OST emails for use in other EML-compatible email clients, such as Thunderbird, Windows Live Mail, and others, this is a great choice.